<template>
    <div>
        <div style="margin: 10px 0">
            <el-input style="width: 200px" placeholder="请输入名称" suffix-icon="el-icon-user" v-model="username"></el-input>
            <el-input style="width: 200px" placeholder="请输入邮箱" suffix-icon="el-icon-message" class="mr-l-5" v-model="email"></el-input>
            <el-input style="width: 200px" placeholder="请输入地址" suffix-icon="el-icon-position" class="mr-l-5" v-model="address"></el-input>
            <el-button class="mr-l-5" type="primary" @click="load">查询</el-button>
            <el-button class="mr-l-5" type="warning" @click="reset">重置</el-button>
        </div>
        <div style="margin: 10px 0">
            <el-button type="primary" @click="handleAdd">新增 <i class="el-icon-circle-plus-outline"></i></el-button>
            <el-button type="danger" @click="delBath">批量删除 <i class="el-icon-remove-outline"></i></el-button>

            <el-upload action="http://localhost:8001/user/import" :show-file-list="false" accept="xlsx" :on-success="handleSuccess" style="display: inline-block;" class="mr-l-5">
                <el-button type="primary">导入 <i class="el-icon-bottom"></i></el-button>
            </el-upload>

            <el-button type="primary"  @click="exp" class="mr-l-5">导出 <i class="el-icon-top"></i></el-button>
        </div>
        <el-table :data="tableData"  stripe border header-cell-class-name="headerBg"
                  @selection-change="handleSelectionChange"
        >
            <el-table-column
                    type="selection"
                    width="55">
            </el-table-column>
            <el-table-column prop="id" label="ID" width="80"></el-table-column>
            <el-table-column prop="username" label="用户名" width="140"></el-table-column>
            <el-table-column prop="role" label="角色"  show-overflow-tooltip></el-table-column>
            <el-table-column prop="nickname" label="真实姓名" width="120"></el-table-column>
            <el-table-column prop="email" label="邮箱" width="200"></el-table-column>
            <el-table-column prop="phone" label="电话" width="120"></el-table-column>
            <el-table-column prop="address" label="地址"  show-overflow-tooltip></el-table-column>

            <el-table-column label="操作">
                <template slot-scope="scope">
                    <el-button
                            size="mini"
                            type="success"
                            @click="handleEdit(scope.row)">编辑<i class="el-icon-edit"></i></el-button>
                    <el-popconfirm
                            confirm-button-text='好的'
                            cancel-button-text='不用了'
                            icon="el-icon-info"
                            icon-color="red"
                            title="这是一段内容确定删除吗？"
                            @confirm="handleDelete( scope.row.id)"
                    >
                        <el-button
                                size="mini"
                                type="danger" slot="reference" class="mr-l-5">删除<i class="el-icon-remove-outline"></i></el-button>
                    </el-popconfirm>
                </template>
            </el-table-column>
        </el-table>
        <div  class="block" style="padding: 10px 0">
            <el-pagination
                    @size-change="handleSizeChange"
                    @current-change="handleCurrentChange"
                    :current-page="pageNum"
                    :page-sizes="[5, 10, 20, 50]"
                    :page-size="pageSize"
                    layout="total, sizes, prev, pager, next, jumper"
                    :total="totalNum">
            </el-pagination>
        </div>
        <el-dialog title="用户信息" :visible.sync="dialogFormVisible" width="30%" >
            <el-form label-width="80px" size="small">
                <el-form-item label="用户名" ><el-input v-model="form.username" autocomplete="off" placeholder="请输入密码" style="width: 80%"></el-input></el-form-item>
                <el-form-item label="角色" >
                  <el-select v-model="form.role" placeholder="请选择角色">
                    <el-option v-for="item in roles" :key="item.name" :label="item.description" :value="item.flag"></el-option>
                  </el-select>
                </el-form-item>
                <el-form-item label="昵称" ><el-input v-model="form.nickname" autocomplete="off" placeholder="请输入密码" style="width: 80%"></el-input></el-form-item>
                <el-form-item label="电话" ><el-input v-model="form.phone" autocomplete="off" placeholder="请输入密码" style="width: 80%"></el-input></el-form-item>
                <el-form-item label="邮箱" ><el-input v-model="form.email" autocomplete="off" placeholder="请输入密码" style="width: 80%"></el-input></el-form-item>
                <el-form-item label="地址" ><el-input v-model="form.address" autocomplete="off" placeholder="请输入密码" style="width: 80%"></el-input></el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button @click="dialogFormVisible = false">取 消</el-button>
                <el-button type="primary" @click="save">确 定</el-button>
            </div>
        </el-dialog>
    </div>
</template>
<script>
    export default {
        name: "User",
        data(){
            return {
                flag: false,
                tableData: [],
                username:'',
                email:'',
                address:'',
                form: {username:"",password:"",nickname:'',phone:'',email:'',address:'',role:''},
                dialogFormVisible: false,
                pageNum: 1,
                pageSize: 10,
                totalNum: 10,
                multipleSelection: [],
                roles:[],
            }
        },
        created() {
            //请求分页查询数据
            this.load()
        },
        methods:{
            load(){
                this.request.get('/user/page',{
                    params: {
                        pageNum: this.pageNum,
                        pageSize : this.pageSize,
                        username : this.username,
                        email : this.email,
                        address : this.address
                    }
                }).then(res => {
                    this.tableData = res.records
                    this.totalNum = res.total
                })
                this.request.get("/role").then(res => {
                  this.roles = res.data;
                })
                /*fetch('http://localhost:8000/user/page'+'?pageNum='+this.pageNum
                        +'&pageSize='+this.pageSize+'&username='+this.username+'&email='+this.email+'&address='+this.address)
                        .then(res => res.json()).then(res => {
                  console.log(res)
                  this.tableData = res.records
                  this.totalNum = res.total
                })*/
            },
            save(){
                this.request.post("/user",this.form).then(res => {
                  console.log(res)
                    if (res.status != "500"){
                        this.$message.success("操作成功")
                        this.dialogFormVisible= false;
                        this.load();
                    }else{
                        this.$message.error("操作失败")
                        this.dialogFormVisible= false;
                    }
                })
            },
            handleDelete(id){
                this.request.delete("/user/"+id).then(res => {
                    if (res){
                        this.$message.success("删除成功")
                        this.pageNum = 1
                        this.load();
                    }else{
                        this.$message.error("删除失败")
                    }
                })
            },

            handleEdit(row){
                this.form = row
                this.dialogFormVisible= true
            },
            handleAdd(){
                this.dialogFormVisible = true
                this.form = {}
            },
            reset(){
                this.username = "",
                    this.email="",
                    this.address="",
                    this.load();
            },


            handleSelectionChange(val) {
                this.multipleSelection = val
            },
            delBath(){
                let ids = this.multipleSelection.map(v => v.id);
                this.$confirm('此操作将永久删除, 是否继续?', '提示', {
                    cancelButtonText: '取消',
                  confirmButtonText: '确定',
                    type: 'warning'
                }).then(() => {
                  console.log("shanchu")
                    this.request.post("/user/del/batch",ids).then(res => {
                        if (res){
                            this.$message.success("删除成功")
                            this.load();
                        }else{
                            this.$message.error("删除失败")
                        }
                    })
                }).catch(() => {
                    this.$message({
                        type: 'info',
                        message: '已取消删除'
                    });
                });

            },
            handleSizeChange(pageSize){
                this.pageSize = pageSize
                this.load();
            },
            handleCurrentChange(pageNum){
                this.pageNum = pageNum
                this.load()
            },
            exp(){
                window.open("http://localhost:8000/bookmall/user/export")
            },
            handleSuccess(){
                this.$message.success("导入成功")
                this.load();
            }
        }
    }
</script>

<style>
.headerBg{
    background: #eee !important;
}
</style>